DETAILS, FICTION AND CONTOUR SURVEY IN BANGLADESH

Dotted or dashed strains in many cases are used in the event the fundamental foundation map conveys vital (or tough to read through) information and facts. Broken line forms are used when the location in the contour line is inferred.In interpreting radar images, an isodop can be a line of equal Doppler velocity, and an isoecho can be a line of equi